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[matrix/utils] adding resize_fill_zeros

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This commit is contained in:
Al
2017-03-21 01:37:08 -04:00
parent 2bda741fa9
commit 7fe84e6247
2 changed files with 355 additions and 319 deletions
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18
src/matrix.h
View File

@@ -124,6 +124,24 @@
return true; \ return true; \
} \ } \
\ \
static inline bool name##_resize_fill_zeros(name##_t *self, size_t m, size_t n) { \
size_t old_m = self->m; \
bool ret = name##_resize(self, m, n); \
if (ret && m > old_m) { \
memset(self->values + old_m, 0, (m - old_m) * self->n * sizeof(type)); \
} \
return ret; \
} \
\
static inline bool name##_resize_aligned_fill_zeros(name##_t *self, size_t m, size_t n, size_t alignment) { \
size_t old_m = self->m; \
bool ret = name##_resize_aligned(self, m, n, alignment); \
if (ret && m > old_m) { \
memset(self->values + old_m, 0, (m - old_m) * self->n * sizeof(type)); \
} \
return ret; \
} \
\
static inline name##_t *name##_new_copy(name##_t *self) { \ static inline name##_t *name##_new_copy(name##_t *self) { \
name##_t *cpy = name##_new(self->m, self->n); \ name##_t *cpy = name##_new(self->m, self->n); \
size_t num_values = self->m * self->n; \ size_t num_values = self->m * self->n; \

18
src/vector_math.h
View File

@@ -65,6 +65,24 @@
return vector; \ return vector; \
} \ } \
\ \
static inline bool name##_resize_fill_zeros(name *self, size_t n) { \
size_t old_n = self->n; \
bool ret = name##_resize(self, n); \
if (ret && n > old_n) { \
memset(self->a + old_n, 0, (n - old_n) * sizeof(type)); \
} \
return ret; \
} \
\
static inline bool name##_resize_aligned_fill_zeros(name *self, size_t n, size_t alignment) { \
size_t old_n = self->n; \
bool ret = name##_resize_aligned(self, n, alignment); \
if (ret && n > old_n) { \
memset(self->a + old_n, 0, (n - old_n) * sizeof(type)); \
} \
return ret; \
} \
\
static inline type name##_max(type *array, size_t n) { \ static inline type name##_max(type *array, size_t n) { \
if (n < 1) return (type) 0; \ if (n < 1) return (type) 0; \
type val = array[0]; \ type val = array[0]; \